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Commit 43315f31 authored by Bjorn Andersson's avatar Bjorn Andersson Committed by David S. Miller
Browse files

soc: qcom: smd: Introduce compile stubs 



Introduce compile stubs for the SMD API, allowing consumers to be
compile tested.

Acked-by: default avatarAndy Gross <andy.gross@linaro.org>
Signed-off-by: default avatarBjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 218d48e7

include/linux/soc/qcom/smd.h

+27 −1
Original line number Diff line number Diff line
@@ -45,13 +45,39 @@ struct qcom_smd_driver { 
	int (*callback)(struct qcom_smd_device *, const void *, size_t);

};



#if IS_ENABLED(CONFIG_QCOM_SMD)



int qcom_smd_driver_register(struct qcom_smd_driver *drv);

void qcom_smd_driver_unregister(struct qcom_smd_driver *drv);



int qcom_smd_send(struct qcom_smd_channel *channel, const void *data, int len);



#else



static inline int qcom_smd_driver_register(struct qcom_smd_driver *drv)

{

	return -ENXIO;

}



static inline void qcom_smd_driver_unregister(struct qcom_smd_driver *drv)

{

	/* This shouldn't be possible */

	WARN_ON(1);

}



static inline int qcom_smd_send(struct qcom_smd_channel *channel,

				const void *data, int len)

{

	/* This shouldn't be possible */

	WARN_ON(1);

	return -ENXIO;

}



#endif



#define module_qcom_smd_driver(__smd_driver) \

	module_driver(__smd_driver, qcom_smd_driver_register, \

		      qcom_smd_driver_unregister)



int qcom_smd_send(struct qcom_smd_channel *channel, const void *data, int len);



#endif